EWT | Academic Question

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Question (11)
QN0032805
A pattern is made using regular pentagons only. What will happen when more pentagons are added?
  • (A) The surface will be covered completely.
  • (B) Gaps will remain between the pentagons.
  • (C) The pentagons will become squares.
  • (D) The pattern will turn into a circle.

Correct Answer: B
Explanation:

Regular pentagons cannot tessellate because they leave gaps.

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Question (12)
QN0032806
Which of the following shapes is an equilateral triangle?
  • (A) A triangle with three equal sides
  • (B) A triangle with two equal sides
  • (C) A triangle with one right angle
  • (D) A triangle with all sides unequal

Correct Answer: A
Explanation:

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Question (13)
QN0032807
A child places 3 regular hexagons around one point. What is observed?
  • (A) A gap is left.
  • (B) The shapes overlap.
  • (C) They fit perfectly without gaps.
  • (D) Only two hexagons can fit.

Correct Answer: C
Explanation:

Three regular hexagons meet exactly around one point.

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Question (14)
QN0032808
Which shape has 8 equal sides?
  • (A) Pentagon
  • (B) Hexagon
  • (C) Octagon
  • (D) Square

Correct Answer: C
Explanation:

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Question (15)
QN0032809
Which regular shape can tessellate by itself?
  • (A) Regular octagon
  • (B) Regular pentagon
  • (C) Square
  • (D) Regular heptagon

Correct Answer: C
Explanation:

Squares tessellate without leaving gaps or overlaps.

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Question (16)
QN0032810
A floor is covered using only equilateral triangles. If one tile is removed, what will happen?
  • (A) The pattern remains complete.
  • (B) A gap appears in the pattern.
  • (C) The remaining triangles overlap.
  • (D) The floor becomes a rectangle.

Correct Answer: B
Explanation:

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Question (17)
QN0032811
Which of the following is NOT a regular shape?
  • (A) A square with all equal sides
  • (B) An equilateral triangle
  • (C) A pentagon with all equal sides
  • (D) A rectangle with unequal adjacent sides

Correct Answer: D
Explanation:

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Question (18)
QN0032812
Which statement about tessellation is correct?
  • (A) Shapes may overlap.
  • (B) Shapes may leave empty spaces.
  • (C) Shapes cover the surface completely without gaps or overlaps.
  • (D) Only triangles can tessellate.

Correct Answer: C
Explanation:

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Question (19)
QN0032813
A student uses squares and triangles together to cover a chart paper completely without gaps. This pattern is called
  • (A) a graph
  • (B) a tessellation
  • (C) a symmetry line
  • (D) a border design

Correct Answer: B
Explanation:

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Question (20)
QN0032814
Which one of the following sets contains only shapes that tessellate by themselves?
  • (A) Square, Equilateral Triangle, Regular Hexagon
  • (B) Regular Pentagon, Square, Circle
  • (C) Regular Octagon, Regular Pentagon, Circle
  • (D) Regular Pentagon, Regular Hexagon, Circle

Correct Answer: A
Explanation:

Squares, equilateral triangles, and regular hexagons each tessellate on their own without gaps or overlaps.

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